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4.1
Rated 4.1 out of 5 stars
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Botanical Interests

Telegraph Improved Cucumber Seeds

Telegraph Improved Cucumber Seeds

Cucumis sativus

Regular price $3.49
~0.57 g (~20 seeds)

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20 seeds

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Product Details

The English cucumber is longer (up to 18") and thinner than traditional cucumbers, with very small, soft seeds. 'Telegraph Improved' was developed in the 1800s for growing in greenhouses, but is now a favorite of home gardeners for the long, thin-skinned, burpless fruits that add a cool, mild flavor and a snappy crunch to salads and sandwiches. Cucumbers develop best when grown on a trellis and get regular moisture while fruits are forming.

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  • Variety Info
  • Sowing Info
  • Growing Info

Variety Info

Days to Maturity: 60 days

Family: Cucurbitaceae

Type: Parthenocarpic, Burpless Slicing Cucumber (Learn More)

Native: Southern Asia

Hardiness: Frost-sensitive annual

Exposure: Full sun

Plant Dimensions: 8' vines

Variety Info: 10"–18" long, skinny, dark green fruits with sweet flesh. Vines can be up to 8' long.

Attributes: Frost Sensitive

Sowing Info

When to Sow Outside: RECOMMENDED. 1 to 2 weeks after your average last frost date, and when soil temperature is at least 60°F, ideally 70°–90°F.

When to Start Inside: 2 to 4 weeks before your average last frost date. Cucumbers are sensitive to root disturbance; sow in biodegradable pots.

Sprouts in: 5–10 days

Plant Seeds (Depth): ½"

Space Seeds: A group of 2 seeds every 12"

Row Spacing: 36"

Thinning: When 3 leaves, thin to 1 plant every 12"

Growing Info

Harvesting: Pick, and pick some more! Overly mature cucumbers on the vine will slow production of new cucumbers. Cut the stem rather than pulling at the fruit, as stems are fragile. To increase the quality and storage time, once picked, immediately immerse in cold water to disperse "field heat".

4.1
Rated 4.1 out of 5 stars
Based on 32 reviews
Total 5 star reviews: 22 Total 4 star reviews: 1 Total 3 star reviews: 3 Total 2 star reviews: 2 Total 1 star reviews: 4
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32 reviews
  • Ethan A.
    Rated 5 out of 5 stars
    May 20, 2026
    AMAZING!

    First year gardener. These are growing beautifully!

    EG Profile picture for Epic Gardening
    Epic Gardening
    May 25, 2026

    Hey Ethan,

    What an incredible start to your gardening journey! We love hearing that your Telegraph Improved Cucumber Seeds are growing beautifully - you picked an amazing variety to begin with! Those cucumbers are going to be so delicious when they're ready. Thanks for sharing your first-year gardening success with us! Keep on growing 🌻️

  • Loris M.
    Rated 5 out of 5 stars
    Mar 10, 2024
    5 Stars

    I grew Marketmore cucumbers and these Telegraph. Both did well despite being planted in my new greenhouse in October. I love these English cucumbers especially for a sunumono type salad that I make. I left this first huge one on the vine too long and plain it was a little bitter...in the salad it was delicious. I learned to harvest sooner and none of the others have been bitter, just great tasting! I have more to harvest soon and more seedlings growing. It's going to be a fun growing year!

    Which best describes you as a gardener? Beginner
  • Loris M.
    Rated 5 out of 5 stars
    Jan 29, 2024
    5 Stars

    I planted these in October as seeds in my new greenhouse raised beds next to some Marketmore cucumbers. I wondered why this vine was drooping so much and pulled it up to find this hiding behind a huge leaf. :-) It had a bitter taste to it but I used it in a sunomono salad and it was delicious. I have another one growing and hoping for more.

  • Theresa R.
    Verified Buyer
    Rated 1 out of 5 stars
    Jul 1, 2026
    Not successful

    Planted seeds in 2 batches at different times in 2 different soil mixes. None grew seedlings. Disappointed.

    Which best describes you as a gardener? Intermediate
    EG Profile picture for Epic Gardening
    Epic Gardening
    Jul 6, 2026

    Hey Theresa,

    Thank you so much for taking the time to share your thoughts in a review. I've reached out to you via email to offer assistance. Your feedback is invaluable to us, and we are committed to ensuring your experience is positive. Thank you once again for your input. Keep on growing 🌻️

  • Adam H.
    Rated 5 out of 5 stars
    Dec 6, 2025
    Vigorous and Highly Productive

    Vines were nearly 20 feet long and produced more cucumbers than I could give away.

    Which best describes you as a gardener? Intermediate
    EG Profile picture for Epic Gardening
    Epic Gardening
    Dec 7, 2025

    Hey Adam,

    Thank you so much for taking the time to share your experience with our Telegraph Improved Cucumber Seeds! Wow, 20-foot vines - that's absolutely incredible growth! We love hearing about such vigorous, productive plants that really deliver on their promise. Having more cucumbers than you could give away sounds like the best kind of problem to have! That's exactly what we hope for with these Telegraph Improved varieties - they really are workhorses in the garden. Thanks for sharing your amazing growing success with us and we hope you enjoyed every crisp, delicious bite! Keep on growing 🌻️

Telegraph Improved Cucumber Seeds

Telegraph Improved Cucumber Seeds